Dorman - First Stop Clutch Master Cylinder P/N:CM39747

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$56.99
MPN: CM39747
Item Package Quantity: 1
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Dorman - First Stop Clutch Master Cylinder P/N:CM39747
Dorman - First Stop Clutch Master Cylinder P/N:CM39747
$56.99

Clutch pedal leaking, sinking, or acting up? The Dorman - First Stop Clutch Master Cylinder CM39747 is a direct-fit replacement for the 1988-1989 Toyota Corolla and 1989-1990 Geo Prizm with the L4-1.6L engine. It's reverse-engineered from the original equipment to match the factory clutch master cylinder design on those specific applications.

  • Direct replacement: built to match the original clutch master cylinder on the listed vehicles.
  • Precise design: reverse-engineered from the original equipment to fit and function reliably.
  • Durable materials: includes high-grade rubber components compatible with standard brake fluid.
  • 0.625 in bore inside diameter; backed by a team of engineers and quality-control experts in the United States.

The clutch master cylinder converts pedal force into hydraulic pressure that travels to the clutch release mechanism to disengage the clutch when you press the pedal. Signs it may need replacing include fluid leaks, a soft or sinking pedal, and difficulty shifting; diagnose the cause first, since those symptoms can have other sources. If a failed master cylinder is the cause, this unit replaces it. Country of origin: Taiwan.

Interchange: 18M2089 · M1611 · 23-22101 · 2322101 · M903114 · Q-56101 · Q56101 · 072-8740 · 0728740 · 072-8834 · 0728834 · 12258 · 136.44101 · 137.44101 · CM123183 · CM1231831 · CM452710 · 94846905 · 94856271 · CM1172 · 39747 · CMA39747 · SH5156 · 3141012200 · 3141012201 · CM118506 · F118506 · F123183
Manufacturer part number CM39747

This part cross-references / interchanges with the following part numbers:

18M2089, M1611, 23-22101, M903114, Q-56101, 072-8740, 072-8834, 12258, 136.44101, 137.44101, CM123183, CM1231831, CM452710, 94846905, 94856271, CM1172, 39747, CMA39747, SH5156, 3141012200, 3141012201, CM118506, F118506, F123183

Frequently Asked Questions

What vehicles does the CM39747 fit?

It's a direct-fit replacement for the 1988-1989 Toyota Corolla and 1989-1990 Geo Prizm with the L4-1.6L engine. Check the Buyer's Guide tab to confirm your vehicle.

What does a clutch master cylinder do?

When you press the clutch pedal, it converts pedal force into hydraulic pressure sent to the clutch release mechanism to disengage the clutch.

What are signs my clutch master cylinder may need replacing?

Fluid leaks, a soft or sinking clutch pedal, or difficulty shifting. These signs can have other causes, so diagnose the source before replacing the part.

What is the bore size and fluid compatibility?

The bore inside diameter is 0.625 in, and it uses high-grade rubber components made for compatibility with standard brake fluid.

Where is this clutch master cylinder made?

Country of origin is Taiwan. It's a Standard Replacement grade unit backed by a team of engineers and quality-control experts in the United States.